Harry Busch and his new wife, Sayde Tisch, whom he married six months after the murder of his first wife, Rose Busch.

Promissory notes for nearly $60,000, dated shortly before the Rose Busch murder and signed by Knoxville playgirl Hazel Davidson, mistress of Rose Busch's husband Harry Busch. When these documents surfaced in a civil lawsuit three years after the murder, Davidson testified that she never received the money, and had signed blank notes for tax purposes to benefit William B. Sanders, who was in love with her at the same time she was Harry Busch's lover.

Promissory notes for nearly $60,000, dated shortly before the Rose Busch murder and signed by Knoxville playgirl Hazel Davidson, mistress of Rose Busch's husband Harry Busch. When these documents surfaced in a civil lawsuit three years after the murder, Davidson testified that she never received the money, and had signed blank notes for tax purposes to benefit William B. Sanders, who was in love with her at the same time she was Harry Busch's lover.

Promissory notes for nearly $60,000, dated shortly before the Rose Busch murder and signed by Knoxville playgirl Hazel Davidson, mistress of Rose Busch's husband Harry Busch. When these documents surfaced in a civil lawsuit three years after the murder, Davidson testified that she never received the money, and had signed blank notes for tax purposes to benefit William B. Sanders, who was in love with her at the same time she was Harry Busch's lover.

Hazel Davidson is pictured during a court appearance in 1970.

Oscar "Buck" Willman and his wife Henrietta. Date unknown. Buck, a suspect in the Nov. 1968 killing of Rose Busch, was himself the victim of an unsolved 1972 murder. He was reportedly involved in the pornography and carnival business. Henrietta, a madam who operated a business on Riverside Drive, died in 2007.

Items found the day after the murder near the Busch home.

East Tennessee History Center

Rose Busch's 1968 murder remains one of Knoxville's great unsolved mysteries. She is buried in a New Jewish Cemetery plot for two, originally intended for herself and her husband Harry Busch

The scene on Kenesaw Ave. the morning after the murder of Rose Busch.

East Tennessee History Center

Knoxville Police Department Officer Tom McDonald looks for evidence near the Rose Busch home on Nov. 20, 1968, the morning after the murder.

East Tennessee History Center

Undated photo of the home of Harry and Rose Busch.

Harry Busch in an undated photo.

Harry Busch in an undated photo.

Knoxville Police Department Officer Tom McDonald, right, and KNS reporter Bill Allen, center, at the spot on Kenesaw Ave where evidence was found on Nov. 20, 1968, the morning after the murder of Rose Busch.

Knoxville Police Department Officer Tom McDonald holds the police uniform coat found near the Rose Busch home on Nov. 20, 1968, the morning after the murder.

Detectives search for clues behind the Harry Busch home in connection with the murder of Rose Busch.

Photo of Rose Busch that ran in the News Sentinel following her death.

Retired TBI Agent Steve Watson looks through the Rose Busch murder case file on April 1, 2008 at the Tennessee Bureau of Investigation Knoxville Field Office.

Fred Whaley, one of three city workers who found the gun and police items, holds a Ruger .22 semiautomatic pistol involved in the murder of Rose Busch on Nov. 19, 1968.

TBI Agent Robert Fortner, left, examines the police-type cap and fake badge found near the Rose Busch murder scene.

Charles DeGroot, of Floyd’s Gulf Station at Jackson and Broadway, points to the tire from Harry Busch’s car that was damaged, causing him to be late coming home the day of the murder of his wife, Rose Busch.

William Young, the Busch's gardener. He was probably last person to see Rose Busch alive before her murder on Nov. 19, 1968.

Retired TBI Agent Steve Watson looks through the Rose Busch murder case file on April 1, 2008 at the Tennessee Bureau of Investigation Knoxville Field Office. Here, he holds the police coat found eight blocks from the Busch home.

Detective Bob Chadwell holds the bloodstained gloves worn by the killer of Rose Busch on Nov. 19, 1968. At left is TBI Agent Robert Fortner.

A News Sentinel graphic detailing area where evidence was found the day after the Rose Busch murder.

Retired TBI Agent Steve Watson looks through the Rose Busch murder case file on April 1, 2008 at the Tennessee Bureau of Investigation Knoxville Field Office.

Retired TBI Agent Steve Watson looks through the Rose Busch murder case file on April 1, 2008 at the Tennessee Bureau of Investigation Knoxville Field Office.

The carport of the home of Harry and Rose Busch is pictured on the night of the murder.